how to narrow your aes
To narrow your AES (Automated Essay Scoring), you can consider the following strategies:
Define clear scoring criteriaTrain the modelUse high-quality dataRegularly evaluate and update the modelConsider domain-specific featuresDefine clear scoring criteria: Establish a clear set of criteria for scoring essays, such as organization, grammar, and content. This will help you ensure that the AES is consistent and objective in its scoring.
Train the model: Train the AES using a large and diverse set of essays that are scored by human evaluators. The more diverse the training data, the better the AES will be able to handle a wide range of writing styles and topics.
Use high-quality data: Use high-quality, well-written essays for training and testing the AES. Poor quality data can result in incorrect or inconsistent scoring.
Regularly evaluate and update the model: Regularly evaluate the performance of the AES and make updates as needed. This can include adding more training data, adjusting the scoring criteria, and making other changes as necessary to improve performance.
Consider domain-specific features: If the AES will be used to evaluate essays on a specific topic or in a specific subject area, consider incorporating domain-specific features into the model. For example, in a science class, the AES could be trained to recognize specific scientific terms and concepts.
By following these strategies, you can help to ensure that your AES is accurate, consistent, and objective in its scoring of essays.
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Which of the following is an example of secondary succession by facilitation in Vanuatu?
a. The Tahitian Chestnut tree in the middle of an abandoned sugar cane field providing branches that fruit bats can roost on and defecate Small-Leaved Fig seeds.
b. The Tahitian Chestnut tree with nitrogen fixing bacteria in its roots colonizing a lava flow which increases the level of soil nitrogen that other plants can use
c. Early successional ferns, Histiopteris incisa, that colonize lava fields are more easily damaged during typhoon winds than later successional shrubs, Piper latifolium.
d. Following a typhoon that destroys a section of the lowland rainforest. Small-Leaved Fig trees colonize the area first and outcompete the Vanuatu Palm from establishing.
The example of secondary succession by facilitation in Vanuatu is option a.
Secondary succession refers to the process of ecological succession that occurs in an area previously occupied by a community but has been disturbed or cleared. Facilitation is one of the mechanisms involved in secondary succession, where early colonizers create conditions that facilitate the establishment of other species.
In option a, the presence of the Tahitian Chestnut tree in the abandoned sugar cane field provides a beneficial environment for the Small-Leaved Fig tree through facilitation. The branches of the Tahitian Chestnut tree serve as roosting sites for fruit bats, and when they feed on the chestnut fruits, they disperse the seeds of the Small-Leaved Fig tree through their droppings. This interaction between the Tahitian Chestnut tree, fruit bats, and Small-Leaved Fig tree demonstrates facilitation in secondary succession.
Option b describes a symbiotic relationship between the Tahitian Chestnut tree and nitrogen-fixing bacteria, which enhances the soil nitrogen levels but does not specifically indicate secondary succession.
Options c and d describe different aspects of succession but do not exemplify facilitation as the primary mechanism in secondary succession.
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As an object moves toward another object the sound waves have lower frequency. True or False
what species of organism does the gene donor cell belong to?
Answer:
Prokaryotes, which include bacteria and single-celled microorganisms called Archaea, usually pass their chromosomal DNA on to their offspring asexually. In other words, a bacterial cell reproduces by simply replicating its chromosome and dividing into two daughter cells. The daughter cells that result from this division are genetically identical to each other and to the original parent cell. Thus, over time, asexual reproduction in bacteria can lead to a population of hundreds of thousands of cells, all of which are genetically identical to a lone original parent cell.
Given their asexual method of reproduction, it is tempting to think that bacteria are sorely lacking in genetic variation, but this is not the case. Prokaryotic cells have developed a number of methods for recombining their genetic material, which, in turn, contributes to their genetic diversity. The three most common ways that bacteria diversify their DNA are transformation, conjugation, and transduction. However, not all types of bacterial cells are capable of engaging in all three processes.
What foods contain saturated fats? How much of these foods should you eat? Why?
Answer:
Butter
Explanation:
contains too much saturated fats.
Which of the following best describes the relationship between light intensity and photosynthetic rate?
a)As light intensity increases, the rate of photosynthesis decreases.
b)As temperature increases, photosynthetic rate also increases.
c)As light intensity decreases, the rate of photosynthesis increases.
d)As light intensity increases, the rate of photosynthesis increases
Answer:
D) As light intensity increases, the rate of photosynthesis increases
Explanation:
when light intensity increases so does the rate of photosynthesis. It is directly proportional until another factor is limiting
Which organ-system carries lipids from the gastrointestinal tract to blood?
a. Respiratory system
b. Circulatory system
c. Digestive system
d. Endocrine system
The circulatory system, also known as the cardiovascular system, is responsible for carrying lipids from the gastrointestinal tract to the blood. The final answer is (b).
After the ingestion of lipids through food, they undergo digestion in the digestive system, primarily in the small intestine. During digestion, lipids are broken down into smaller molecules called fatty acids and glycerol.Once the lipids are digested and absorbed by the cells lining the small intestine, they are transported into the lymphatic system in structures called lacteals.The lymphatic system eventually merges with the bloodstream, and the lipids are then carried through the circulatory system, specifically the blood vessels, to various tissues and organs throughout the body.
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Test Cross
I have a dog with a corkscrew tail. That's a dominant trait. My friend really wants to buy
it from me, because he has only had straight tailed dogs his entire life. BUT, he will only
buy it from me IF I can prove the genotype of my dog's corkscrew tail. How could I do
it? Show me how, and then explain both possible outcomes and what they mean...
To determine the genotype of your dog's corkscrew tail, you would need to perform a genetic test.
How to do a genetic testTo determine the genotype of your dog's corkscrew tail, you would need to perform a genetic test. There are different types of genetic tests available, but a common one for dogs is a DNA test that analyzes specific genes related to coat color and other physical traits, including tail type.
You can order a DNA test kit online from a reputable company that specializes in dog genetics, such as Embark or Wisdom Panel. The test involves collecting a small sample of your dog's DNA, typically through a cheek swab or blood sample, and sending it to the company's laboratory for analysis.
If your dog is homozygous dominant (CC), then all of its offspring will have corkscrew tails, regardless of the genotype of the other parent. However, if your dog is heterozygous (Cc), then the genotype of the other parent will also influence the probability of the offspring having corkscrew tails.
It's important to note that genetics is just one factor that can influence a dog's temperament and health, and it's important to consider other factors, such as socialization and training, when choosing a dog. It's also important to ensure that your friend is a responsible and caring dog owner who is prepared to provide a loving and safe home for the dog.
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Question 3
When dissolved in water, many bases release which of the following particles?
Select one:
a. Htions
lil
b. H2 molecules
C. (OH) ions
DE
d. O molecules
CLE
Bases release OH- ions in solutions, whereas Acids release H+ ions in solutions
Growth of chest hair, deepening of the voice, and muscle growth are secondary sex characteristics. Which structure or structures produce substances most likely to affect the development of these traits?
The development of secondary sex characteristics such as the growth of chest hair, deepening of the voice, and muscle growth is primarily influenced by sex hormones.
In males, these traits are primarily driven by the production of androgens, particularly testosterone, which is produced by the testes. Testosterone is responsible for the development and maintenance of male secondary sex characteristics.
The testes are the main structures that produce testosterone. They contain specialized cells called Leydig cells, which produce and release testosterone into the bloodstream. Once in circulation, testosterone exerts its effects on various target tissues throughout the body.
Testosterone stimulates the growth of hair follicles in certain areas of the body, leading to the development of chest hair. It also affects the vocal cords, causing them to lengthen and thicken, resulting in a deeper voice. Furthermore, testosterone promotes muscle growth and development, leading to increased muscle mass and strength.
While other tissues and organs in the body also produce small amounts of testosterone, the testes are the primary source of this hormone in males. The production and release of testosterone from the testes play a crucial role in the development of these secondary sex characteristics.
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Help with biology plzz USA test prep
Answer:
see below
Explanation:
amplification: MUTATION = a type of mutation
independent assortment: MENDELIAN = how different
genes independently separate from one another
when reproductive cells develop
nondisjunction: MUTATION = a type of chromosomal
mutation
translocation: MUTATION = another type of chromosomal
mutation
codominance: MENDELIAN = a relationship between two
genes where neither allele is recessive and both
are expressed
insertion: MUTATION = a type of mutation
radiation: MUTATION = causes mutations
virus: MUTATION = causes mutations as the virus
replicates
deletion: MUTATION = a type of mutation
law of dominance: MENDELIAN = one of Mendel's laws
of inheritance
sex linked traits: MENDELIAN = linkage is an exception
to Mendel's law of independent assortment
incomplete dominance: MENDELIAN = when none of the
factors of a gene is dominant and there is a blend,
such as a red flower crossed with a white flower
turns out pink
law of segregation: MENDELIAN = one of Mendel's laws
of inheritance
substitution: MUTATION = a type of mutation
pasteurization is not required for which type of egg or egg product ?
Which process starts the formation of soil? O A. Bedrock breaks down into smaller particles. O B. Rock particles clump together in an aggregate. C. Sediment stays and settles in a location. O D. Sediment moves from one place to another place
Answer:
it is option A as rock needs to be broken down into sediments before it can become soil
to determine the tonicity of red blood cells, a blood sample was placed in an isotonic saline solution. what would one expect to see under the microscope if there was a higher solute concentration inside the red blood cells?
When a red blood cell is placed in an isotonic solution, there will be no net movement of the water. Both the concentration of the solute and the water are equal to both the intracellularly and the extracellularly; therefore, there will be no net movement of the water towards the solution or the cell.
The isotonic solution, Solutions that is contain the same concentration of the water and the solutes as the cell cytoplasm are called isotonic solutions. The Cells is placed in an isotonic solution that will neither shrink nor they swell since there is no net gain or the loss of water. the Isotonic solutions contain an electrolyte balance similar to the plasma in the bloodstream. When the isotonic solution is administered, the fluid of volume of the patient is also increased without a fluid shift. the Common examples of the isotonic solutions are about 0.9% normal saline and lactated ringers.
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a gene fusion where the regulatory region of one gene is fused to the open reading frame of another gene whose protein product is easy to detect.a preferred sugar prevents transcription of a sugar-metabolizing operon.a protein that changes its conformation upon binding to another molecule, such as a repressor that binds toan inducer.stimulation of transcription by a specific molecule. prevention of gene expression by a specific protein that binds to an operator.a cluster of genes transcribed together into a single mrna and regulated as a group.premature termination of transcription in response to translation of an rna leader.an untranslated region at the 5' end of a bacterial mrna.a strain that synthesizes curtain enzymes regardless of environmental conditions.
A gene fusion where the regulatory region of one gene is fused to the open reading frame of another gene whose protein product is easy to detect reporter gene.
A gene created by combining sections of two different genes. Fusion genes and the fusion proteins that result from them can be created in the laboratory or naturally in the body when a piece of DNA from one chromosome moves to another. The most common type of mutation is gene fusions or translocations caused by chromosomal rearrangements. They result in chimeric transcripts or gene deregulation due to the juxtaposition of novel promoter or enhancer regions.
A reporter gene is an exogenous coding region that is linked to a promoter sequence or element in an expression vector and introduced into cells to provide a means of measuring promoter activity.
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Which example is a trait of a index fossil
Answer: Brachiopods
Explanation:
they emerged 550 million years ago
Cells go through a series of events known as the cell cycle as they grow and divide. During the cell cycle, a cell grows, prepares for division, and then divides to form two daughter colls. Each daughter col then
moves into a new cell cycle of activity, growth, and division. SC.912. L. 16.14
The cell cycle includes four phases - G1 SG2, and M. What occurs during the Sphase?
A. Prepares the cell for mitosis
B..There is intense growth and activity
C.New DNA is synthesized as the chromosomes are replicated
D.Cells increase in size and synthesize now proteins and organelles
Answer:
C
Explanation:
I think it’s C because starts to replicate and yea
The cell enters the cell cycle, and each daughter cell later moves into a new cell cycle of activity, growth, and division, and in the S phase, new DNA is synthesized as the chromosomes are replicated, which is present in option C.
What is the S phase in the cell cycle?The cell cycle has different phases, and each phase is specific for a particular function, such as the G1 phase, which is the first growth phase. In the G1 phase, the growth of the cell takes place, such as the new protein synthesis, and then the cell enters the S phase, in which the DNA replicates and a copy is made.
Hence, the cell enters the cell cycle, and each daughter cell later moves into a new cell cycle of activity, growth, and division, and in the S phase, new DNA is synthesized as the chromosomes are replicated, which is present in option C.
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⦁ Interpret the bottom half of the cross section below. Start with the Vishnu Schist and end with the Red wall Limestone.
⦁ Scoring:
Correct order (8 points):
⦁ Proper environmental changes (8 points):
⦁ Attention to detail and completeness (4 points):
Answer:
Type your answer here.
(Score for Question 2: ___ of 5 points)
⦁ There is one of each type of unconformity in this diagram. Name at least one of each of them by indicating the layers that they are between.
⦁ Nonconformity:
Answer:
Type your answer here.
⦁ Angular unconformity:
Answer:
Type your answer here.
⦁ Disconformity:
Answer:
Type your answer here.
Symbol Name Environment
Sandstone Beach or nearshore environment
Limestone Forms in warm shallow seas
Shale Deep sea
Igneous Rock (Granite) Formed when rocks melt and then recrystalize
Metamorphic Rock (Schist) Formed when rocks are severely deformed without melting; in this cross section, the Vishnu Schist represents the original surface in the area
Igneous intrusion Magma melting and rising from deeper levels
Hint: How can you tell the difference between an intrusion and rocks melting in place? Rocks melting in place usually appear as a large mass, whereas intrusions seem to have risen up from a source.
answer:The vishnu schist is oldest that is 1.7 billion years old and the redwall schist is youngest. Explanation: The Vishnu schist is the uncovered rocks of the grand canyon vicinity they're formed on the basement location that underlines the bottom limestone. Which are accompanied by way of the Zoroaster granite which is an igneous-plutonic rocks intrusion and became later metamorphosed
Explanation:
What is the role of nitrogen-fixing organisms?
Answer:
Nitrogen-fixing bacteria, microorganisms capable of transforming atmospheric nitrogen into fixed nitrogen.More than 90 percent of all nitrogen fixation is effected by these organisms, which thus play an important role in the nitrogen cycle.Spore-forming parasites of animals that are characterized by a structure at one end of the cell that facilitates the invasion of a host are members of what group
Spore-forming parasites of animals that possess a structure at one end of the cell facilitating host invasion belong to the group known as apicomplexans.
The apicomplexans are a diverse group of single-celled organisms belonging to the phylum Apicomplexa. They include several well-known parasites, such as Plasmodium (causative agent of malaria), Toxoplasma gondii (causative agent of toxoplasmosis), and Cryptosporidium.
At the apical end of their cells, apicomplexans possess a complex organelle called the apical complex. This specialized structure contains various components, such as rhoptries and micronemes, that aid in the penetration and invasion of host cells. The apical complex allows apicomplexans to attach to and enter host cells, facilitating their parasitic lifestyle and ability to cause disease.
Overall, apicomplexans are characterized by their ability to form spores and their possession of the apical complex, which plays a crucial role in their invasion of host cells.
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2. The cell theory was settled by the mid 1850's and is a foundational theory in biology till
today. The 3 statements of the cell theory are
The three statements of the cell theory are:
All living organisms are composed of one or more cells. The cell is the fundamental unit of structure and function in living organisms.Cells arise only from pre-existing cells, not from non-living material.What is cell theory?
The cell theory is a fundamental concept in biology that describes the basic unit of life. It is a set of three principles that describe the properties and characteristics of cells, which are the building blocks of all living things.
The three statements of the cell theory are:
All living organisms are composed of one or more cells. This means that cells are the basic unit of life and all living things are made up of cells.The cell is the fundamental unit of structure and function in living organisms. This means that all the activities that are necessary for life, such as metabolism and replication, occur within cells.Cells arise only from pre-existing cells, not from non-living material. This means that cells are not spontaneously generated but are instead produced by the division of pre-existing cells.Learn more about cell theory here : brainly.com/question/10764427
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What is the value of the expression m8−(34−n) in simplest form, when m = 6 and n = 18
Answer:
32
Explanation:
(6)8-(34-18)
48-16
32
Hope this helps!
the process of expelling urine from the urinary bladder is called urination or
The process of expelling urine from the urinary bladder is called urination or micturition.
Urination or micturition are terms used to describe the act of releasing urine from the bladder. The ability of the urinary system to remove waste and maintain fluid balance is a crucial bodily function. The coordinated activity of several tissues, including the bladder, urethra, and related muscles, is required for the complicated process of urination. Sensational signals are delivered to the brain when the bladder is full, which causes the conscious need to pee. Urination can be started and controlled by using voluntary control of the external urethral sphincter. When urinating, the bladder contracts and the pee leaves the body through the urethra.
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why do fungi need to live in moist areas? A. they absorb water and nutrients through their filaments B. they are unable to photosynthesize C. they have a large surface area and dry out easily D. they can reproduce only asexually
Answer:
B
Explanation:
they are heterotrophic. This means that they rely on food from their environment to obtain energy.
They play an important role in decomposition. Fungi help catabolism of complex organic matter into simple available inorganic forms. In other words they breakdown organic matter to obtain energy. This process of decomposition requires aerobic ambient and moisture therefore they are mostly found in moist habitats rich in detritus.
Fungi need to live in moist areas because they have a large surface area relative to their volume, which makes them susceptible to drying out quickly in dry environments, which is option C.
What is a fungus?Fungi are heterotrophs, which means they cannot make their own food like autotrophs (e.g., plants and algae) do, and instead, they obtain nutrients by absorbing organic matter from their surroundings. Fungi release digestive enzymes from their hyphae, which break down complex organic matter into simpler compounds that can be absorbed by the hyphae. To reach and break down sources of food, the hyphae need to grow and spread through the substrate (e.g., soil, wood, or another organism).
Hence, fungi need to live in moist areas because they have a large surface area relative to their volume, which makes them susceptible to drying out quickly in dry environments, which is option C.
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How do we prevent the extinction of certain animals?
Answer:
by controlling climate change
Explanation:
If we stop climate change, the trees won't be dried meaning no wild fires.
Make a list of food preservatives used in different processed food items like jam jelly frozen food pickles ketchup beverage fruit juices ice cream etc .Tell the harmful effects of each of these preservatives on our body
Answer: food preservatives are compound that prevents spoilage caused by microorganisms or by chemical change. These preservatives are manmade or natural. For jam, jelly, pickles, fruit juice, ketchup- benzoic acid, sodium benzoate, sodium meta bisulfate. frozen food items do not require preservatives because food below the temperature of -95 degrees then the growth of microbes is prohibited. carboxymethylcellulose is a stabilizer that is added to frozen food as it will not disturb the nature of the product.
In ice cream, the preservatives added are- nitrites and nitrates these are used to prevent bacterial growth and to improve color, flavor. some chemicals used in ice cream preservation are- magnesium hydroxide, potassium sorbate, and polysorbate 80.
benzoic acid harmful effect - crack the skin
sodium benzoate harmful effect - vomiting, nausea, rhinitis, migraine.
nitrite in food is harmful because it forms the compound in the body called nitrosamines which cause cancer.
Explanation:
In cardiac muscle, the fast depolarization phase of the action potential is the result of.
Answer:
In cardiac muscle, the fast depolarization phase of the action potential is the result of: Increases membrane permeability to sodium ions. calcium channels remaining open. the refractory period lasts until the muscle relaxes
Explanation:
In a Dihybrid cross, two heterozygous parents, AaBb x AaBb have an offspring. What is the ratio of the offspring??
What is the purpose of control in an experiment?
Answer:
An experimental control is used in scientific experiments to minimize the effect of variables which are not the interest of the study. The control can be an object, population, or any other variable which a scientist would like to “control.”.
Explanation:
what is a consumer
need help asap
Answer:
Referring to real life scenarios, A consumer is one who is shopping or retailing looking for something they need, whether it be online, in store, or else where . "consuming" What the buisness offers.
Explanation:
Trust